Обсуждение: pgsql: Get rid of retail definitions of HAVE_STRDUP and HAVE_VSNPRINTF

Log Message:
-----------
Get rid of retail definitions of HAVE_STRDUP and HAVE_VSNPRINTF in
some of the Windows-only makefiles; the correct place to assert these
things is pg_config.h.win32.  Per bug #2677.

Modified Files:
--------------
    pgsql/src/bin/pg_config:
        win32.mak (r1.7 -> r1.8)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/pg_config/win32.mak.diff?r1=1.7&r2=1.8)
    pgsql/src/bin/pg_dump:
        win32.mak (r1.4 -> r1.5)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/pg_dump/win32.mak.diff?r1=1.4&r2=1.5)
    pgsql/src/bin/psql:
        bcc32.mak (r1.15 -> r1.16)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/psql/bcc32.mak.diff?r1=1.15&r2=1.16)
        win32.mak (r1.33 -> r1.34)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/psql/win32.mak.diff?r1=1.33&r2=1.34)
    pgsql/src/include:
        pg_config.h.win32 (r1.35 -> r1.36)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/include/pg_config.h.win32.diff?r1=1.35&r2=1.36)
    pgsql/src/interfaces/libpq:
        bcc32.mak (r1.24 -> r1.25)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/libpq/bcc32.mak.diff?r1=1.24&r2=1.25)
        win32.mak (r1.41 -> r1.42)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/libpq/win32.mak.diff?r1=1.41&r2=1.42)